In this science fair project, students make their own rain gauge to measure rainfall.

In this experiment, you will be making your own paper flashlight by conducting electricty with graphite.

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.

This experiment will explore if a randomly iterated algorithm will result in a pattern.

This science fair project idea determines whether land or water warms more quickly and investigates how solar radiation increases the temperature of surfaces.

Start your toy engines -- this is going to be a fast and friction-filled race!

Compare air temperature with the infrared temperature from a reflecting surface at different times of the day, in shade and in sunlight.

Figure out which fruit has the most vitamin C (ascorbic acid) in this fun science project!

In this "paper and pen" science fair experiment, students will research the difference between standard time and astronomical mean time.

Kids conduct a cool balloon rocket experiment in this fun science fair project idea. Does a greater volume of air mean a greater distance traveled?

This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.

Students will investigate the thermal conductivity of metals by learning how to measure thermal conductivity with this fun and easy science fair project idea.

This experiment uses a voice recorder to monitor the progression of a message in the telephone game as it deviates from the original.

Measure the speed of the earth's rotation using protractors and meter sticks. This science fair project measures the angle of the sun in relation to earth.

This science fair project idea determines the operating differences of AAA, AA, C, D batteries all with a 1.5 volt rating.

This project explores whether nails, toothpicks, straws, or pen nibs are best for applying ink to paper.

This experiment will explore the possibility of creating an infinite object by hand.

This science fair project idea demonstrates that light travels in straight lines and experiments with reflecting light.

Learn about our response to scents that existed in our environment over evolutionary time and consider why scents might affect our mood state.

Find out whether pacing in long-distance running actually acquires for drastic changes in finishing times versus running super-fast at the start.

Measure the densities of various fruits and vegetables to determine if there is a relationship between density and nutritional value.

Science fair project that compares leaf pigments of various tree species. Which tree species do you think will have the most pigments and why?

This science fair project demonstrates the "power of conformity".

This science fair idea examines hydrogel superabsorbent polymer crystals. They can absorb 500 times their weight in water. Can they absorb other liquids too?

Science fair project about work and energy which uses a simple mathematical formula to predict how far a jar will roll down an incline.

Science fair project that examines learn how the angle of incidence affects the efficiency of solar panels. How does a solar cell work?

The goal of this project is to create an exciting topographical map out of dough.

This science fair project examines how tsunamis travel by simulating a tsunami moving around an island. You will generate a pretend tsunami in a swimming pool.

Investigate how to keep your fruit fresh for longer. The purpose of this science experiment it to determine which kind of bag best preserves fruit.

Test out various brands of permanent markers to see which one is least water soluble.